611作业

#include <iostream>

using namespace std;
class Animal
{
private:
    string name;
    string program;
public:
    Animal(){}
    Animal(string name="am",string program="pg"):name(name),program(program){}

    virtual void perfrom()
    {
        cout << name << " " << program << endl;
    }
};
class Hum
{
public:
    virtual void introduce()
    {
        cout << "Human introduce" << endl;
    }

};
class Lion:public Animal,public Hum
{
public:
    Lion(string name = "lion",string program = "eat"):Animal(name,program){}
    virtual void perfrom()
    {
        Animal::perfrom();
    }
    virtual void introduce()
    {
        Hum::introduce();
    }
};
class Elephant:public Animal,public Hum
{
public:
    Elephant(string name = "elephant",string program = "run"):Animal(name,program){}
    virtual void perfrom()
    {
        Animal::perfrom();
    }
    virtual void introduce()
    {
        Hum::introduce();
    }
};
class Monkey:public Animal,public Hum
{
public:
    Monkey(string name = "monkey",string program = "jump"):Animal(name,program){}
    virtual void perfrom()
    {
        Animal::perfrom();
    }
    virtual void introduce()
    {
        Hum::introduce();
    }
};

int main()
{
    Lion l1;
    Animal *p=&l1;
    Hum *q=&l1;
    p->perfrom();
    q->introduce();

    Elephant e2;
    Animal *p2=&e2;
    Hum *q2=&e2;
    p2->perfrom();
    q2->introduce();

    Monkey m3;
    Animal *p3=&m3;
    Hum *q3=&m3;
    p3->perfrom();
    q3->introduce();

    return 0;
}